APA Citation

 Zhu, L. (2012).  Microwave bandpass filters for wideband communications.  John Wiley.

Chicago Style Citation

 Zhu, Lei.  Microwave Bandpass Filters for Wideband Communications.  John Wiley, 2012.

MLA Citation

 Zhu, Lei.  Microwave Bandpass Filters for Wideband Communications.  John Wiley, 2012.

Warning: These citations may not always be 100% accurate.